4735th Air Defense Group

The 4735th Air Defense Group is a discontinued United States Air Force organization. It was assigned to the Boston Air Defense Sector at Otis Air Force Base, Massachusetts, where it was last active in 1959.

4735th Air Defense Group

The 4735th Air Defense Group is a discontinued United States Air Force organization. It was assigned to the Boston Air Defense Sector at Otis Air Force Base, Massachusetts, where it was last active in 1959.